Hourly Weather - Alexandria (USA-VA), United States

NASA isn't taking any chances with one of its most expensive pieces of equipment. The space agency is moving a massive mobile launch tower inside as the Kennedy Space Center in Florida prepares for possible impacts from . The 400-foot-tall tower is mostly made of solid steel and weighs about 10.5 million pounds when fully assembled. And it's worth $650 million. "It's a high-value asset," KSC spokesman Derrol Nail told weather.com. (MORE: Florida Governor Warns: Prepare for Impacts Now) The...